C03B 37/01426
Plasma deposition burners or torches
Official title: {Plasma deposition burners or torches}
C03B37/01426 (Plasma deposition burners or torches) appears on 44 US grants and 31 published applications in this corpus.
Search patents in C03B- Granted patents
- 44
- Published applications
- 31
- Assignees
- 36
- Inventors
- 103
- Latest grant
- 15 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 1 |
| 2004 | 3 | 6 |
| 2005 | 2 | 3 |
| 2006 | 1 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 2 | 1 |
| 2010 | 1 | 4 |
| 2011 | 1 | 4 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 2 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Preforms for speckle-free output optical fibers having structured silica sections, methods of such preform manufacture, and improved speckle-free output optical fibers15 Apr 2025US 12,276,830 B2biolitec Holding GmbH & Co KG
- Quartz glass tube as a semi-finished product for an optical component22 Jan 2019US 10,183,886 B2Heraeus Quarzglas GmbH & Co.KG
- Plasma deposition process for producing an optical preform with a cladding glass layer of fluorine-doped quartz glass8 Nov 2016US 9,487,429 B2Heraeus Quarzglas GmbH & Co.KG
- Method of manufacturing optical fiber base material2 Sep 2014US 8,820,121 B2Shin-Etsu Chemical Co., Ltd.
- Method of manufacturing optical fiber preform using plasma torch29 Apr 2014US 8,707,741 B2Shin-Etsu Chemical Co., Ltd.
- Preforms for Speckle-Free Output Optical Fibers Having Structured Silica Sections, Methods of Such Preform Manufacture, and Improved Speckle-Free Output Optical Fibers31 Jul 2025US 2025/0244525 A1biolitec Holding GmbH & Co KG
- Preforms for speckle-free output optical fibers having structured silica sections, methods of such preform manufacture, and improved speckle-free output optical fibers6 Apr 2023US 2023/0104707 A1Biolitec Unternehmensbeteiligungs II AG
- Structured silica clad silica optical fibers23 Mar 2023US 2023/0086322 A1Biolitec Unternehmensbeteiligungs II AG
- Method for producing a tubular semifinished product from quartz glass, method for producing an optical component using the semifinished product, and semifinished product consisting of quartz glass doped with fluorine20 Jul 2017US 2017/0203995 A1Heraeus Quarzglas GmbH & Co.KG
- Quartz glass tube as a semi-finished product for an optical component and method for producing said quartz glass tube15 Jan 2015US 2015/0017440 A1Heraeus Quarzglas GmbH & Co.KG
Most cited
By later US patents
- Continuous optical fiber preform fabrication method65US 4,062,665 ANippon Telegraph & Telephone Public Corporation · 1977
- Process for preparing glass preform for optical fiber46US 4,402,720 ANippon Telegraph & Telephone Public Corporation · 1983
- Continuous production of synthetic silica doped with fluorine44US 4,221,825 ASaint-Gobain Industries · 1980
- Method and device for outside plasma deposition of hydroxyl ion-free silica44US 5,194,714 ACompagnie Generale d'Electricite · 1993
- Multi-clad optical fiber lasers and their manufacture40US 6,959,022 B2CeramOptec, Inc. · 2005